It works with smart welding two props together, as we can tell from everyone having this issue that it happens some-what randomly. I don't seem to really know the source of it but I think it has to do with smart-weld.
(Dec 17, 2016, 11:55 PM)Zeyon Wrote: [ -> ]It happend to me aswell. It occured when I had a 90 prop dupe, but when I deleted props down to 85 it saved fine.